来自欧阳晋的问题
关于过去时和现在完成时1OhIt'syouI___(notknow)you___(Be)here.2It'sdangeroustoswimhere.Lookatthesign.I___(notnotice)it.Thanksfortellingme.为什么.怎么区分过去时和现在完成时?说得详细些.
关于过去时和现在完成时
1OhIt'syouI___(notknow)you___(Be)here.
2It'sdangeroustoswimhere.Lookatthesign.
I___(notnotice)it.Thanksfortellingme.
为什么.怎么区分过去时和现在完成时?说得详细些.
1回答
2020-10-26 23:02